Home / 61,649,865.87-85,076,136.88-33,391,535.80

Finding the Fourth Proportional to 61,649,865.87, 85,076,136.88 and 33,391,535.80

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Solution

The fourth proportional to 61,649,865.87, 85,076,136.88 and 33,391,535.80 is: 46,079,952.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,649,865.87 : 85,076,136.88 = 33,391,535.80 : x
  2. Step 2: Convert to fraction form
    61,649,865.87/85,076,136.88 = 33,391,535.80/x
  3. Step 3: Cross multiply
    61,649,865.87x = 85,076,136.88 × 33,391,535.80
  4. Step 4: Simplify right side
    61,649,865.87x = 2,840,822,870,311,566.50
  5. Step 5: Solve for x
    x = 2,840,822,870,311,566.50/61,649,865.87
  6. Step 6: Final answer
    x = 46,079,952.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.